Data and Graphing
Unit Review Sheet
These facts and definitions should be mastered throughout this unit. This page can be used for periodic review and study as you are finishing the unit and in the future.
Facts and Definitions
Lesson 1: What Is Data?
- Data: a collection of facts, including numbers, words, measurements, and observations
- Observe: to watch something
Lesson 2: Tally Sticks and Tally Marks
- Tally marks: a way to keep track of numbers in groups of five
- Tally chart: a chart for recording data using tally marks
Lesson 3: Pictographs
- Graph: a picture that shows numbers or amounts in two or more groups
- Pictograph: a graph that uses pictures to show amounts
- Survey: collecting data by asking people questions
Lesson 4: Bar Graphs
- Bar graph: a graph that uses rectangular bars to show amounts
Lesson 5: More Graphing Practice
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Final Project: The Animal Shelter Newsletter
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